1.Support GPRS/EDGE, Where there is no 3G signal, but also through the Internet 2G2.USB interface, any computer can use3.Plug and Play, containing the driver inside, free CD-ROM installation, support Windows 2000/XP/Vista/Mac OS X(10.3.5 above)4.Huawei OEM manufacturing, English interface, easy to operate.5.European imported a new, unclocked, available used for telecom operators around the world: 3G WCDMA/ HSDPA/HSUPA